A 6-Kg Brass Ball Whose Specific Heat Is 0

Multiple Choice

A 6-kg brass ball whose specific heat is 0.40 kJ/kg.°C is brought in to a room filled with saturated steam at 90°C. The temperature of the ball rises from 20°C to 90°C while some steam condenses on the ball as it loses heat (but it still remains at 90°C) . The mass of steam that condensed during this process is

A) 63 g
B) 574 g
C) 74 g
D) 446 g
E) 217 g